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300-100 CCNA CCNP Cisco exam prep January 27, 2019 Cisco Network Essentials // OSPF part 1

Open Shortest Path First (OSPF) • OSPF, or Open Shortest Path First, is a link-state, open-standard, dynamic routing protocol. OSPF uses an algorithm known as SPF, or Dijkstra’s Shortest Path First, to compute internally the best path to any given route. • OSPF is classless and converges fairly quickly, using cost as it’s metric. A …